Added env.needsBrFiller and env.needsNbspFiller flags.
Let appendBogus make decision in which environments bogus has to be appended.
HTML data processor should fill empty blocks with bogus br on IE11+.
Table plugin should fill cells with bogus brs on IE11+.
Updated walker and element methods so they correctly find bogus brs on IE11.
Enabled bogus <br> usage in various algorithms in editable.js.
Use bogus <br> in various other places.
This argument does not exist for a long time.
Changed remaining conditions.